As the world moves toward greater use of low-carbon and zero-carbon energy sources, a possible bottleneck looms, according to a new MIT study: the supply of certain metals needed for key clean-energy technologies.

IBM announced it has teamed with Západoslovenská energetika, a.s. (ZSE), the largest distributor and supplier of electricity in Slovakia, on a smart energy “feasibility” study that will help prepare the capital city Bratislava for electric vehicles (EVs).